Kim Da-in, a freshman who has always lived her school days with passion and diligence, dreams of a perfect campus life — flawless grades, friendships, and a stellar résumé. But her plans collapse the moment she meets another student with the same name, Kang Da-in — someone who embodies the “perfect looks and personality” she herself lacks. To make matters worse, she ends up spending her days with Nam Bo-young, who is obsessed with achieving perfect beauty. Thus begins a freshman year that takes a completely unexpected turn… Will Da-in really be able to live out the “perfect youth” she envisioned? A story of campus life for young people longing to become the most “perfect” version of themselves!